Finding the Fourth Proportional to 1,941,666,310.54, 2,914,572,083.55 and 836,816,414.68
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Solution
The fourth proportional to 1,941,666,310.54, 2,914,572,083.55 and 836,816,414.68 is: 1,256,117,875.68
Step by Step Solution
- Step 1: Write the proportion equation
1,941,666,310.54 : 2,914,572,083.55 = 836,816,414.68 : x - Step 2: Convert to fraction form
1,941,666,310.54/2,914,572,083.55 = 836,816,414.68/x - Step 3: Cross multiply
1,941,666,310.54x = 2,914,572,083.55 × 836,816,414.68 - Step 4: Simplify right side
1,941,666,310.54x = 2,438,961,761,282,728,448 - Step 5: Solve for x
x = 2,438,961,761,282,728,448/1,941,666,310.54 - Step 6: Final answer
x = 1,256,117,875.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.